diff --git a/_sass/addon/module.scss b/_sass/addon/module.scss
index d1fe30b..a6d5685 100644
--- a/_sass/addon/module.scss
+++ b/_sass/addon/module.scss
@@ -1,10 +1,5 @@
 /*
 * Mainly scss modules, only imported to `assets/css/main.scss`
-*
-* v2.1
-* https://github.com/cotes2020/jekyll-theme-chirpy
-* © 2020 Cotes Chung
-* MIT Licensed
 */
 
 /* ---------- scss placeholder --------- */
diff --git a/_sass/addon/syntax.scss b/_sass/addon/syntax.scss
index 8107d34..49cec21 100644
--- a/_sass/addon/syntax.scss
+++ b/_sass/addon/syntax.scss
@@ -1,9 +1,5 @@
 /*
 * The syntax highlight.
-* v2.0
-* https://github.com/cotes2020/jekyll-theme-chirpy
-* © 2018-2019 Cotes Chung
-* MIT Licensed
 */
 
 @import "colors/light-syntax";
diff --git a/_sass/addon/variables.scss b/_sass/addon/variables.scss
index 4c83d4c..1d7e867 100644
--- a/_sass/addon/variables.scss
+++ b/_sass/addon/variables.scss
@@ -1,10 +1,5 @@
 /*
 * Mainly scss variables
-*
-* v2.1
-* https://github.com/cotes2020/jekyll-theme-chirpy
-* © 2020 Cotes Chung
-* MIT Licensed
 */
 
 /* --- ↓ width and height ---- */
diff --git a/_sass/jekyll-theme-chirpy.scss b/_sass/jekyll-theme-chirpy.scss
index 2c556ee..d0e16bb 100644
--- a/_sass/jekyll-theme-chirpy.scss
+++ b/_sass/jekyll-theme-chirpy.scss
@@ -2,7 +2,7 @@
  * The styles for Jekyll theme Chirpy
  *
  * Chirpy v3.0.2 (https://github.com/cotes2020/jekyll-theme-chirpy)
- * © 2021 Cotes Chung
+ * © 2019 Cotes Chung
  * MIT Licensed
  */
 
diff --git a/assets/img/favicons/browserconfig.xml b/assets/img/favicons/browserconfig.xml
index 723f626..2cc1499 100644
--- a/assets/img/favicons/browserconfig.xml
+++ b/assets/img/favicons/browserconfig.xml
@@ -2,10 +2,6 @@
 layout: compress
 
 # A part of the Favicons
-# v2.0
-# https://github.com/cotes2020/jekyll-theme-chirpy
-# © 2019 Cotes Chung
-# MIT License
 ---
 <?xml version="1.0" encoding="utf-8"?>
 <browserconfig>
@@ -17,4 +13,4 @@ layout: compress
       <TileColor>#ffffff</TileColor>
     </tile>
   </msapplication>
-</browserconfig>
\ No newline at end of file
+</browserconfig>
diff --git a/assets/img/favicons/manifest.json b/assets/img/favicons/manifest.json
index a6e323e..9eddf1a 100644
--- a/assets/img/favicons/manifest.json
+++ b/assets/img/favicons/manifest.json
@@ -2,10 +2,6 @@
 layout: compress
 #
 # A part of the Favicons
-# Chirpy v2.0
-# https://github.com/cotes2020/jekyll-theme-chirpy
-# © 2019 Cotes Chung
-# MIT License
 ---
 
 {% assign icon_url = "/assets/img/favicons" | relative_url %}
diff --git a/assets/js/.copyright b/assets/js/.copyright
index 2da4d71..8940455 100644
--- a/assets/js/.copyright
+++ b/assets/js/.copyright
@@ -1,5 +1,5 @@
 /*!
  * Chirpy v3.0.2 (https://github.com/cotes2020/jekyll-theme-chirpy/)
- * © 2021 Cotes Chung
+ * © 2019 Cotes Chung
  * MIT Licensed
  */
diff --git a/assets/js/data/cache-list.js b/assets/js/data/cache-list.js
index 27997ec..a35ec2c 100644
--- a/assets/js/data/cache-list.js
+++ b/assets/js/data/cache-list.js
@@ -2,10 +2,6 @@
 layout: compress
 
 # The list to be cached by PWA
-# Chirpy v2.2
-# https://github.com/cotes2020/jekyll-theme-chirpy
-# © 2020 Cotes Chung
-# MIT Licensed
 ---
 
 const include = [
diff --git a/assets/js/dist/categories.min.js b/assets/js/dist/categories.min.js
index b1e03ed..782de65 100644
--- a/assets/js/dist/categories.min.js
+++ b/assets/js/dist/categories.min.js
@@ -1,6 +1,6 @@
 /*!
  * Chirpy v3.0.2 (https://github.com/cotes2020/jekyll-theme-chirpy/)
- * © 2021 Cotes Chung
+ * © 2019 Cotes Chung
  * MIT Licensed
  */
 function copyLink(e){e&&0!==e.length||(e=window.location.href);const o=$("<input>");$("body").append(o),o.val(e).select(),document.execCommand("copy"),o.remove(),alert("Link copied successfully!")}$(function(){$(window).scroll(()=>{$(this).scrollTop()>50&&"none"===$("#sidebar-trigger").css("display")?$("#back-to-top").fadeIn():$("#back-to-top").fadeOut()}),$("#back-to-top").click(()=>($("body,html").animate({scrollTop:0},800),!1))}),$(function(){$("input[type=checkbox]").addClass("unloaded"),$("input[type=checkbox][checked]").before('<i class="fas fa-check-circle checked"></i>'),$("input[type=checkbox]:not([checked])").before('<i class="far fa-circle"></i>')}),$(function(){const e=$("#sidebar-trigger"),o=$("#search-trigger"),s=$("#search-cancel"),t=$("#search-cleaner"),a=$("#main"),l=$("#topbar-title"),n=$("#search-wrapper"),d=$("#search-result-wrapper"),r=$("#search-results"),c=$("#search-input"),i=$("#search-hints"),f=function(){let e=0;return{block(){e=$(window).scrollTop()},release(){$("html,body").scrollTop(e)},getOffset:()=>e}}(),u={on(){e.addClass("unloaded"),l.addClass("unloaded"),o.addClass("unloaded"),n.addClass("d-flex"),s.addClass("loaded")},off(){s.removeClass("loaded"),n.removeClass("d-flex"),e.removeClass("unloaded"),l.removeClass("unloaded"),o.removeClass("unloaded")}},p=function(){let e=!1;return{on(){e||(d.removeClass("unloaded"),a.addClass("hidden"),e=!0,f.block())},off(){e&&(r.empty(),i.hasClass("unloaded")&&i.removeClass("unloaded"),d.addClass("unloaded"),t.removeClass("visible"),a.removeClass("hidden"),c.val(""),e=!1,f.release())},isVisible:()=>e}}();function h(){return s.hasClass("loaded")}o.click(function(){u.on(),p.on(),c.focus()}),s.click(function(){u.off(),p.off()}),c.focus(function(){n.addClass("input-focus")}),c.focusout(function(){n.removeClass("input-focus")}),c.on("keyup",function(e){8===e.keyCode&&""===c.val()?h()?i.removeClass("unloaded"):p.off():""!==c.val()&&(p.on(),t.hasClass("visible")||t.addClass("visible"),h()&&i.addClass("unloaded"))}),t.on("click",function(){c.val(""),h()?(i.removeClass("unloaded"),r.empty()):p.off(),c.focus(),t.removeClass("visible")})}),$(function(){const e=function(){let e=!1;const o=$("body");return{toggle(){!1===e?o.attr("sidebar-display",""):o.removeAttr("sidebar-display"),e=!e}}}();$("#sidebar-trigger").click(e.toggle),$("#mask").click(e.toggle)}),$(function(){$('[data-toggle="tooltip"]').tooltip()}),$(function(){const e=$("#topbar-wrapper"),o=$("#toc-wrapper"),s=$(".access"),t=$("#search-input");let a,l=0;const n=5,d=e.outerHeight();$(window).scroll(function(e){$("#topbar-title").is(":hidden")&&(a=!0)}),setInterval(function(){a&&(!function(){var a=$(this).scrollTop();Math.abs(l-a)<=n||(a>l&&a>d?(e.removeClass("topbar-down").addClass("topbar-up"),o.length>0&&o.removeClass("topbar-down"),s.length>0&&s.removeClass("topbar-down"),t.is(":focus")&&t.blur()):a+$(window).height()<$(document).height()&&(e.removeClass("topbar-up").addClass("topbar-down"),o.length>0&&o.addClass("topbar-down"),s.length>0&&s.addClass("topbar-down")),l=a)}(),a=!1)},250)}),$(function(){const e=$("#topbar-title"),o=$("div.post>h1"),s=e.text().trim();let t=o.length>0?o.text().trim():$("h1").text().trim();($("#page-category").length||$("#page-tag").length)&&/\s/.test(t)&&(t=t.replace(/[0-9]/g,"").trim()),$(window).scroll(function(){if($("#post-list").length||o.is(":hidden")||e.is(":hidden")||$("#sidebar.sidebar-expand").length)return!1;$(this).scrollTop()>=95?e.text()!==t&&e.text(t):e.text()!==s&&e.text(s)}),e.click(function(){$("body,html").animate({scrollTop:0},800)})}),$(function(){const e=$(".collapse");e.on("hide.bs.collapse",function(){const e="h_"+$(this).attr("id").substring("l_".length);e&&($(`#${e} .far.fa-folder-open`).attr("class","far fa-folder fa-fw"),$(`#${e} i.fas`).addClass("rotate"),$(`#${e}`).removeClass("hide-border-bottom"))}),e.on("show.bs.collapse",function(){const e="h_"+$(this).attr("id").substring("l_".length);e&&($(`#${e} .far.fa-folder`).attr("class","far fa-folder-open fa-fw"),$(`#${e} i.fas`).removeClass("rotate"),$(`#${e}`).addClass("hide-border-bottom"))})});
\ No newline at end of file
diff --git a/assets/js/dist/home.min.js b/assets/js/dist/home.min.js
index 18b7d9d..ae1536e 100644
--- a/assets/js/dist/home.min.js
+++ b/assets/js/dist/home.min.js
@@ -1,6 +1,6 @@
 /*!
  * Chirpy v3.0.2 (https://github.com/cotes2020/jekyll-theme-chirpy/)
- * © 2021 Cotes Chung
+ * © 2019 Cotes Chung
  * MIT Licensed
  */
 function copyLink(e){e&&0!==e.length||(e=window.location.href);const t=$("<input>");$("body").append(t),t.val(e).select(),document.execCommand("copy"),t.remove(),alert("Link copied successfully!")}$(function(){$(window).scroll(()=>{$(this).scrollTop()>50&&"none"===$("#sidebar-trigger").css("display")?$("#back-to-top").fadeIn():$("#back-to-top").fadeOut()}),$("#back-to-top").click(()=>($("body,html").animate({scrollTop:0},800),!1))}),$(function(){$("input[type=checkbox]").addClass("unloaded"),$("input[type=checkbox][checked]").before('<i class="fas fa-check-circle checked"></i>'),$("input[type=checkbox]:not([checked])").before('<i class="far fa-circle"></i>')}),$(function(){const e=$("#sidebar-trigger"),t=$("#search-trigger"),o=$("#search-cancel"),a=$("#search-cleaner"),s=$("#main"),n=$("#topbar-title"),l=$("#search-wrapper"),i=$("#search-result-wrapper"),r=$("#search-results"),c=$("#search-input"),d=$("#search-hints"),u=function(){let e=0;return{block(){e=$(window).scrollTop()},release(){$("html,body").scrollTop(e)},getOffset:()=>e}}(),h={on(){e.addClass("unloaded"),n.addClass("unloaded"),t.addClass("unloaded"),l.addClass("d-flex"),o.addClass("loaded")},off(){o.removeClass("loaded"),l.removeClass("d-flex"),e.removeClass("unloaded"),n.removeClass("unloaded"),t.removeClass("unloaded")}},f=function(){let e=!1;return{on(){e||(i.removeClass("unloaded"),s.addClass("hidden"),e=!0,u.block())},off(){e&&(r.empty(),d.hasClass("unloaded")&&d.removeClass("unloaded"),i.addClass("unloaded"),a.removeClass("visible"),s.removeClass("hidden"),c.val(""),e=!1,u.release())},isVisible:()=>e}}();function p(){return o.hasClass("loaded")}t.click(function(){h.on(),f.on(),c.focus()}),o.click(function(){h.off(),f.off()}),c.focus(function(){l.addClass("input-focus")}),c.focusout(function(){l.removeClass("input-focus")}),c.on("keyup",function(e){8===e.keyCode&&""===c.val()?p()?d.removeClass("unloaded"):f.off():""!==c.val()&&(f.on(),a.hasClass("visible")||a.addClass("visible"),p()&&d.addClass("unloaded"))}),a.on("click",function(){c.val(""),p()?(d.removeClass("unloaded"),r.empty()):f.off(),c.focus(),a.removeClass("visible")})}),$(function(){const e=function(){let e=!1;const t=$("body");return{toggle(){!1===e?t.attr("sidebar-display",""):t.removeAttr("sidebar-display"),e=!e}}}();$("#sidebar-trigger").click(e.toggle),$("#mask").click(e.toggle)}),$(function(){$('[data-toggle="tooltip"]').tooltip()}),$(function(){const e=$("#topbar-wrapper"),t=$("#toc-wrapper"),o=$(".access"),a=$("#search-input");let s,n=0;const l=5,i=e.outerHeight();$(window).scroll(function(e){$("#topbar-title").is(":hidden")&&(s=!0)}),setInterval(function(){s&&(!function(){var s=$(this).scrollTop();Math.abs(n-s)<=l||(s>n&&s>i?(e.removeClass("topbar-down").addClass("topbar-up"),t.length>0&&t.removeClass("topbar-down"),o.length>0&&o.removeClass("topbar-down"),a.is(":focus")&&a.blur()):s+$(window).height()<$(document).height()&&(e.removeClass("topbar-up").addClass("topbar-down"),t.length>0&&t.addClass("topbar-down"),o.length>0&&o.addClass("topbar-down")),n=s)}(),s=!1)},250)}),$(function(){const e=$("#topbar-title"),t=$("div.post>h1"),o=e.text().trim();let a=t.length>0?t.text().trim():$("h1").text().trim();($("#page-category").length||$("#page-tag").length)&&/\s/.test(a)&&(a=a.replace(/[0-9]/g,"").trim()),$(window).scroll(function(){if($("#post-list").length||t.is(":hidden")||e.is(":hidden")||$("#sidebar.sidebar-expand").length)return!1;$(this).scrollTop()>=95?e.text()!==a&&e.text(a):e.text()!==o&&e.text(o)}),e.click(function(){$("body,html").animate({scrollTop:0},800)})}),$(function(){let e=$(".timeago").length,t=void 0;function o(){return $(".timeago").each(function(){if($(this).children("i").length>0){$(this).text();let t=$(this).hasClass("lastmod"),o=$(this).children("i"),a=o.text();$(this).text(function(t,o){let a=new Date,s=new Date(t);if(s.getFullYear()!==a.getFullYear())return e-=1,s.toLocaleString("en-US",{year:"numeric",month:"short",day:"numeric"});if(s.getMonth()!==a.getMonth())return e-=1,s.toLocaleString("en-US",{month:"short",day:"numeric"});let n=Math.floor((a-s)/1e3),l=Math.floor(n/86400);if(l>=1)return e-=1,l+" day"+(l>1?"s":"")+" ago";let i=Math.floor(n/3600);if(i>=1)return i+" hour"+(i>1?"s":"")+" ago";let r=Math.floor(n/60);return r>=1?r+" minute"+(r>1?"s":"")+" ago":(o?"just":"Just")+" now"}(a,t)),$(this).append(o)}}),0===e&&void 0!==t&&clearInterval(t),e}0!==e&&o()>0&&(t=setInterval(o,6e4))});
\ No newline at end of file
diff --git a/assets/js/dist/page.min.js b/assets/js/dist/page.min.js
index 5feb6fc..c7ce931 100644
--- a/assets/js/dist/page.min.js
+++ b/assets/js/dist/page.min.js
@@ -1,6 +1,6 @@
 /*!
  * Chirpy v3.0.2 (https://github.com/cotes2020/jekyll-theme-chirpy/)
- * © 2021 Cotes Chung
+ * © 2019 Cotes Chung
  * MIT Licensed
  */
 function copyLink(e){e&&0!==e.length||(e=window.location.href);const t=$("<input>");$("body").append(t),t.val(e).select(),document.execCommand("copy"),t.remove(),alert("Link copied successfully!")}$(function(){$(window).scroll(()=>{$(this).scrollTop()>50&&"none"===$("#sidebar-trigger").css("display")?$("#back-to-top").fadeIn():$("#back-to-top").fadeOut()}),$("#back-to-top").click(()=>($("body,html").animate({scrollTop:0},800),!1))}),$(function(){$("input[type=checkbox]").addClass("unloaded"),$("input[type=checkbox][checked]").before('<i class="fas fa-check-circle checked"></i>'),$("input[type=checkbox]:not([checked])").before('<i class="far fa-circle"></i>')}),$(function(){const e=$("#sidebar-trigger"),t=$("#search-trigger"),o=$("#search-cancel"),s=$("#search-cleaner"),a=$("#main"),l=$("#topbar-title"),n=$("#search-wrapper"),c=$("#search-result-wrapper"),r=$("#search-results"),i=$("#search-input"),d=$("#search-hints"),u=function(){let e=0;return{block(){e=$(window).scrollTop()},release(){$("html,body").scrollTop(e)},getOffset:()=>e}}(),f={on(){e.addClass("unloaded"),l.addClass("unloaded"),t.addClass("unloaded"),n.addClass("d-flex"),o.addClass("loaded")},off(){o.removeClass("loaded"),n.removeClass("d-flex"),e.removeClass("unloaded"),l.removeClass("unloaded"),t.removeClass("unloaded")}},p=function(){let e=!1;return{on(){e||(c.removeClass("unloaded"),a.addClass("hidden"),e=!0,u.block())},off(){e&&(r.empty(),d.hasClass("unloaded")&&d.removeClass("unloaded"),c.addClass("unloaded"),s.removeClass("visible"),a.removeClass("hidden"),i.val(""),e=!1,u.release())},isVisible:()=>e}}();function h(){return o.hasClass("loaded")}t.click(function(){f.on(),p.on(),i.focus()}),o.click(function(){f.off(),p.off()}),i.focus(function(){n.addClass("input-focus")}),i.focusout(function(){n.removeClass("input-focus")}),i.on("keyup",function(e){8===e.keyCode&&""===i.val()?h()?d.removeClass("unloaded"):p.off():""!==i.val()&&(p.on(),s.hasClass("visible")||s.addClass("visible"),h()&&d.addClass("unloaded"))}),s.on("click",function(){i.val(""),h()?(d.removeClass("unloaded"),r.empty()):p.off(),i.focus(),s.removeClass("visible")})}),$(function(){const e=function(){let e=!1;const t=$("body");return{toggle(){!1===e?t.attr("sidebar-display",""):t.removeAttr("sidebar-display"),e=!e}}}();$("#sidebar-trigger").click(e.toggle),$("#mask").click(e.toggle)}),$(function(){$('[data-toggle="tooltip"]').tooltip()}),$(function(){const e=$("#topbar-wrapper"),t=$("#toc-wrapper"),o=$(".access"),s=$("#search-input");let a,l=0;const n=5,c=e.outerHeight();$(window).scroll(function(e){$("#topbar-title").is(":hidden")&&(a=!0)}),setInterval(function(){a&&(!function(){var a=$(this).scrollTop();Math.abs(l-a)<=n||(a>l&&a>c?(e.removeClass("topbar-down").addClass("topbar-up"),t.length>0&&t.removeClass("topbar-down"),o.length>0&&o.removeClass("topbar-down"),s.is(":focus")&&s.blur()):a+$(window).height()<$(document).height()&&(e.removeClass("topbar-up").addClass("topbar-down"),t.length>0&&t.addClass("topbar-down"),o.length>0&&o.addClass("topbar-down")),l=a)}(),a=!1)},250)}),$(function(){const e=$("#topbar-title"),t=$("div.post>h1"),o=e.text().trim();let s=t.length>0?t.text().trim():$("h1").text().trim();($("#page-category").length||$("#page-tag").length)&&/\s/.test(s)&&(s=s.replace(/[0-9]/g,"").trim()),$(window).scroll(function(){if($("#post-list").length||t.is(":hidden")||e.is(":hidden")||$("#sidebar.sidebar-expand").length)return!1;$(this).scrollTop()>=95?e.text()!==s&&e.text(s):e.text()!==o&&e.text(o)}),e.click(function(){$("body,html").animate({scrollTop:0},800)})}),$(function(){$("a[href*='#']").not("[href='#']").not("[href='#0']").click(function(e){if(this.pathname.replace(/^\//,"")===location.pathname.replace(/^\//,"")&&location.hostname===this.hostname){const t=16,o=decodeURI(this.hash);let s=RegExp(/^#fnref:/).test(o),a=RegExp(/^#fn:/).test(o),l=o.includes(":")?o.replace(/\:/,"\\:"):o,n=$(l);if(n.length){e.preventDefault(),history.pushState&&history.pushState(null,null,o);let l=$(this).offset().top,c=n.offset().top;const r=c<l,i=$("#topbar-wrapper").outerHeight();r&&s&&(c-=i+t/2),$("html,body").animate({scrollTop:c},800,()=>{const e=$(n);e.focus();if($("[scroll-focus=true]").length&&$("[scroll-focus=true]").attr("scroll-focus",!1),$(":target").length&&$(":target").attr("scroll-focus",!1),(a||s)&&e.attr("scroll-focus",!0),e.is(":focus"))return!1;e.attr("tabindex","-1"),e.focus()})}}})});
\ No newline at end of file
diff --git a/assets/js/dist/post.min.js b/assets/js/dist/post.min.js
index 96fd28f..88b8b1d 100644
--- a/assets/js/dist/post.min.js
+++ b/assets/js/dist/post.min.js
@@ -1,6 +1,6 @@
 /*!
  * Chirpy v3.0.2 (https://github.com/cotes2020/jekyll-theme-chirpy/)
- * © 2021 Cotes Chung
+ * © 2019 Cotes Chung
  * MIT Licensed
  */
 function copyLink(e){e&&0!==e.length||(e=window.location.href);const t=$("<input>");$("body").append(t),t.val(e).select(),document.execCommand("copy"),t.remove(),alert("Link copied successfully!")}$(function(){$(window).scroll(()=>{$(this).scrollTop()>50&&"none"===$("#sidebar-trigger").css("display")?$("#back-to-top").fadeIn():$("#back-to-top").fadeOut()}),$("#back-to-top").click(()=>($("body,html").animate({scrollTop:0},800),!1))}),$(function(){$("input[type=checkbox]").addClass("unloaded"),$("input[type=checkbox][checked]").before('<i class="fas fa-check-circle checked"></i>'),$("input[type=checkbox]:not([checked])").before('<i class="far fa-circle"></i>')}),$(function(){const e=$("#sidebar-trigger"),t=$("#search-trigger"),o=$("#search-cancel"),s=$("#search-cleaner"),a=$("#main"),n=$("#topbar-title"),l=$("#search-wrapper"),r=$("#search-result-wrapper"),i=$("#search-results"),c=$("#search-input"),d=$("#search-hints"),u=function(){let e=0;return{block(){e=$(window).scrollTop()},release(){$("html,body").scrollTop(e)},getOffset:()=>e}}(),h={on(){e.addClass("unloaded"),n.addClass("unloaded"),t.addClass("unloaded"),l.addClass("d-flex"),o.addClass("loaded")},off(){o.removeClass("loaded"),l.removeClass("d-flex"),e.removeClass("unloaded"),n.removeClass("unloaded"),t.removeClass("unloaded")}},f=function(){let e=!1;return{on(){e||(r.removeClass("unloaded"),a.addClass("hidden"),e=!0,u.block())},off(){e&&(i.empty(),d.hasClass("unloaded")&&d.removeClass("unloaded"),r.addClass("unloaded"),s.removeClass("visible"),a.removeClass("hidden"),c.val(""),e=!1,u.release())},isVisible:()=>e}}();function p(){return 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diff --git a/assets/js/dist/pvreport.min.js b/assets/js/dist/pvreport.min.js
index 3ce68f6..59528ef 100644
--- a/assets/js/dist/pvreport.min.js
+++ b/assets/js/dist/pvreport.min.js
@@ -1,6 +1,6 @@
 /*!
  * Chirpy v3.0.2 (https://github.com/cotes2020/jekyll-theme-chirpy/)
- * © 2021 Cotes Chung
+ * © 2019 Cotes Chung
  * MIT Licensed
  */
 const getInitStatus=function(){let e=!1;return()=>{let t=e;return e||(e=!0),t}}(),PvOpts={isEnabled:()=>"true"===$("meta[name=pv-cache-enabled]").attr("content"),getProxyEndpoint:()=>$("meta[name=pv-proxy-endpoint]").attr("content"),getLocalData:()=>$("meta[name=pv-cache-data]").attr("content")},PvCache=function(){const e="origin",t="proxy";function a(e){return localStorage.getItem(e)}function n(e,t){localStorage.setItem(e,t)}return{getData:()=>JSON.parse(localStorage.getItem("pv")),saveOriginCache(t){n("pv",t),n("pv_source",e),n("pv_created_date",(new Date).toJSON())},saveProxyCache(e){n("pv",e),n("pv_source",t),n("pv_created_date",(new Date).toJSON())},isFromOrigin:()=>a("pv_source")===e,isFromProxy:()=>a("pv_source")===t,isExpired(){if(PvCache.isFromOrigin()){let e=new Date(a("pv_created_date"));return e.setDate(e.getDate()+1),Date.now()>=e.getTime()}if(PvCache.isFromProxy()){let e=new Date(a("pv_created_date"));return e.setHours(e.getHours()+1),Date.now()>=e.getTime()}return!1},getAllPageviews:()=>PvCache.getData().totalsForAllResults["ga:pageviews"],newerThan:e=>PvCache.getAllPageviews()>e.totalsForAllResults["ga:pageviews"],inspectKeys(){null!==localStorage.getItem("pv")&&null!==localStorage.getItem("pv_source")&&null!==localStorage.getItem("pv_created_date")||localStorage.clear()}}}();function countUp(e,t,a){if(e<t){let n=new CountUp(a,e,t);n.error?console.error(n.error):n.start()}}function countPV(e,t){let a=0;if(void 0!==t)for(let n=0;n<t.length;++n){if(t[parseInt(n,10)][0]===e){a+=parseInt(t[parseInt(n,10)][1],10);break}}return a}function tacklePV(e,t,a,n){let r=countPV(t,e);if(r=0===r?1:r,n){const e=parseInt(a.text().replace(/,/g,""),10);r>e&&countUp(e,r,a.attr("id"))}else a.text((new Intl.NumberFormat).format(r))}function displayPageviews(e){if(void 0===e)return;let t=getInitStatus();const a=e.rows;if($("#post-list").length>0)$(".post-preview").each(function(){const e=$(this).find("a").attr("href");tacklePV(a,e,$(this).find(".pageviews"),t)});else if($(".post").length>0){const e=window.location.pathname;tacklePV(a,e,$("#pv"),t)}}function fetchProxyPageviews(){$.ajax({type:"GET",url:PvOpts.getProxyEndpoint(),dataType:"jsonp",jsonpCallback:"displayPageviews",success:(e,t,a)=>{PvCache.saveProxyCache(JSON.stringify(e))},error:(e,t,a)=>{console.log("Failed to load pageviews from proxy server: "+a)}})}function fetchPageviews(e=!0,t=!1){PvOpts.isEnabled()&&e?fetch(PvOpts.getLocalData()).then(e=>e.json()).then(e=>{t&&PvCache.newerThan(e)||(displayPageviews(e),PvCache.saveOriginCache(JSON.stringify(e)))}).then(()=>fetchProxyPageviews()):fetchProxyPageviews()}$(function(){if($(".pageviews").length>0){PvCache.inspectKeys();let e=PvCache.getData();e?(displayPageviews(e),PvCache.isExpired()?fetchPageviews(!0,PvCache.isFromProxy()):PvCache.isFromOrigin()&&fetchPageviews(!1)):fetchPageviews()}});
\ No newline at end of file